Home / 784,784-1,177,187.08-223,818.52

Finding the Fourth Proportional to 784,784, 1,177,187.08 and 223,818.52

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Solution

The fourth proportional to 784,784, 1,177,187.08 and 223,818.52 is: 335,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,784 : 1,177,187.08 = 223,818.52 : x
  2. Step 2: Convert to fraction form
    784,784/1,177,187.08 = 223,818.52/x
  3. Step 3: Cross multiply
    784,784x = 1,177,187.08 × 223,818.52
  4. Step 4: Simplify right side
    784,784x = 263,476,270,008.72
  5. Step 5: Solve for x
    x = 263,476,270,008.72/784,784
  6. Step 6: Final answer
    x = 335,730.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.